Transcript for Confirmed Tornado at Campsite in Virginia, Plus 80 Million Americans Under a New Storm Watch

mass Kerr. Good evening, in for Diane. We have the severe weather watch now under way as we head into the weekend. More than 80 million Americans in the storm zone. Winds, storms, possible tornadoes. And on the heels of the tornado we told you about last night, a confirmed ef-1. Tonight, the split-second decisions that made the difference between life and death. As we head into the weekend, a warning for so many folks. Tonight, we take you inside the horror at that campground. Reporter: Tonight new video in the moments after tragedy. Someone's tent is all smashed up. Reporter: A tornado shredding a Virginia campground. Campers stacking tables, a makeshift ladder, to help people escape their flipped camper. And today, they are counting their blessings. The governor of Virginia on the scene. I think what occurred here yesterday could have been much worse. Reporter: At 8:18 A.M. The damaging winds and tornado, two separate swaths, moving into the campground. Look at the tree! Reporter: More than 1,300 people huddling for safety, killing this couple from New Jersey, sleeping in their tent, and injuring 36 others. So how do you keep your family safe while camping? Always have a noaa weather radio. When a warning is issued, take it seriously. Have a plan. Find a building where you can take shelter. If there is no shelter, a vehicle provides more protection than your tent. If you have bike helmets, put them on. They'll protect your head. Remember the helmets. Great tips. And there's a large area, if you're outdoor, anywhere tomorrow, Saturday, from Kansas City to Cleveland. I think flash flooding this weekend could be an issue. Going into Sunday, it expands. From Nashville up through new Jersey. So, let's time it out and show you what to expect when. Saturday, 4:00 P.M., the storms blow up the Ohio river valley. Into Nashville by 4:00 P.M. On Sunday. And I want to focus this in, because late night, it moves in early Monday morning to the north northeast. Thank you. And now to the breaking news, planes called in with an

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